<div class="apiDetail">
	<div>
		<h2>
			<span>Function(treeId, treeNode)</span><span class="path">setting.callback.</span>beforeMouseUp
		</h2>
		<h3>
			Overview<span class="h3_info">[ depends on <span
				class="highlight_green">jquery.ztree.core</span> js ]
			</span>
		</h3>
		<div class="desc">
			<p></p>
			<div class="longdesc">
				<p>Specify callback function, executed before the 'onMouseUp'
					callback, The return value controls the 'onMouseUp' callback.</p>
				<p>Default: null</p>
			</div>
		</div>
		<h3>Function Parameter Descriptions</h3>
		<div class="desc">
			<h4>
				<b>treeId</b><span>String</span>
			</h4>
			<p>
				zTree unique identifier: <b class="highlight_red">treeId</b>.
			</p>
			<h4 class="topLine">
				<b>treeNode</b><span>JSON</span>
			</h4>
			<p>JSON data object of the node which mouse over</p>
			<p class="highlight_red">If the DOM which mouse over isn't a
				node, it will return null.</p>
			<h4 class="topLine">
				<b>Return </b><span>Boolean</span>
			</h4>
			<p>return true or false</p>
			<p class="highlight_red">If return false, zTree will not trigger
				the 'onMouseUp' callback, no effect on other operations.</p>
		</div>
		<h3>Examples of setting & function</h3>
		<h4>1. disable to trigger the 'onMouseUp' callback</h4>
		<pre xmlns="">
			<code>function myBeforeMouseUp(treeId, treeNode) {
    return false;
};
var setting = {
	callback: {
		beforeMouseUp: myBeforeMouseUp
	}
};
......</code>
		</pre>
	</div>
</div>